Home / 8,845.49-12,207.09-4,866.50

Finding the Fourth Proportional to 8,845.49, 12,207.09 and 4,866.50

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Solution

The fourth proportional to 8,845.49, 12,207.09 and 4,866.50 is: 6,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.49 : 12,207.09 = 4,866.50 : x
  2. Step 2: Convert to fraction form
    8,845.49/12,207.09 = 4,866.50/x
  3. Step 3: Cross multiply
    8,845.49x = 12,207.09 × 4,866.50
  4. Step 4: Simplify right side
    8,845.49x = 59,405,742.45
  5. Step 5: Solve for x
    x = 59,405,742.45/8,845.49
  6. Step 6: Final answer
    x = 6,715.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.